More and more operators are deploying HSPA+ netqorks, even though 4G LTE is becoming the mainstream of network upgrade. Based on dual-cell technology, DC-HSPA+ network is the upgraded 3G, or more accurately 3.5G network, which can make the data rate transmission reach up to 42Mbps. This speed is double to the link speed of HSPA+ network. Following the network upgrade, there must be new devices, such as USB Modem, wireless router, to support these networks.

As we can see, there are already many wireless modems or routers available in the market, but more and more wireless terminals are available with upgrade technology for data connection and stable performance. Huawei is the dominated vendor of wireless equipment and today, we would like to introduce a new Dual cell 42Mbps USB Modem – HUAWEI E3251.

HUAWEI HiLink E3251 DC-HSPA+ USB Stick(hereinafter referred to as the HiLink E3251) is the newest and fastest 3G 42Mpbs USB modem. It\'s unlocked for all the network operators, in order to meet the requirement from different operators, the sub-products E3251s-1, E3251s-2 and E3251s-6 are included, which support different frequency bands, the detailed as below: